IAG 1150 EJ25 Closed Deck Case Halves (14mm H.S.M.; Fire-Lock, Pinned + Line Honed, ARP Case Bolts) - Subaru WRX 2006-2014 / STi 2004-2021 / LGT 2005-2009 / FXT 2004-2013 Cadillac-CTS-2017 As the leader in air

As the leader in air suspension products for more than 65 years

1" Pro Scan Tool

CAD-Designed Roto-Molded Red Intake Scoop that captures coolest air available

7 Liter 545RFE

IAG 1150 EJ25 Closed Deck Case Halves (14mm H.S.M.; Fire-Lock, Pinned + Line Honed, ARP Case Bolts) - Subaru WRX 2006-2014 / STi 2004-2021 / LGT 2005-2009 / FXT 2004-2013 Cadillac-CTS-2017 As the leader in airIAG 1150 EJ25 CLOSED DECK CASE OUR STRONGEST CLOSED DECK CASE TO SUPPORT BIG POWER It's no secret that the OEM Subaru case halves, or "block," aren't exactly the strongest. IAG has developed a process to greatly improve the strength of the OEM Subaru EJ25 Case Halves to combat the effects of high cylinder pressures brought on by increased power and boost. Our proprietary "Closed Deck" System works by supporting the top of the cylinder in the weakest